Methods and apparatus for controlling projectors

Details Methods and apparatus for controlling projectors Methods and apparatus for controlling projectors

2005-09-21

2009-02-24

Dowling, William C (Department: 2851)

Optics: image projectors

Image moves on screen

Reflector between lamp and screen

C353S098000, C353S121000, C348S771000

Reexamination Certificate

active

07494226

ABSTRACT:
An optical component of a projector is driven with a signal that contains one or more components that act to substantially cancel one or more unwanted oscillatory displacements of the optical component resulting from one or more unwanted oscillatory forces.

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